Important Computer Questions for Bank Exams-Data Determination Section

(1)Data representation in a computer uses the number system:

• Decimal
• Number
• Binary
• Integers

Right answer- Binary

(2)The basic architecture of computer was developed by

• John von Neumann
• Charles Babbage
• Blaise Pascal
• Gorden Moore

Right answer- John von Neumann

 (3)1 Megabyte equals :

• 220 bytes
• 1 kiolbytes
• 1024 bytes
• None of these

Right answer- 1024 bytes

 (4)1 kilobytes equals:

• 1000 bits
• 1024 bits
• 1020 bits
• 1030 bits

Right answer- 1024 bits

 (5)The result of the substration (1011)₂ –(0010)_{2 is} 

• 0001
• 1001
• 1011
• 1111

Right answer- 1001

 (6)The binary equivalent of decimal number 98 is:

• 1110001
• 1110100
• 1100010
• 1111001

Right answer- 1100010

(7)The product of two binary numbers (1011) and (1001) is

• 1100011
• 1010100
• 000100
• 100100

Right answer- 1100011

 (8)A byte represents a group of

• 10 bits
• 40 bits
• 8 bits
• 22 bits

Right answer- 8 bits

 (9)A(n) hexa digit can be represented by

• Three binary(consecutive) bits
• Four binary(consecutive) bits
• Eight binary(Consecutive) bits
• None of the above

Right answer- Four binary(consecutive) bits

 (10)When a key is pressed on the keyboard,which standard is used converting the keystroke into the corresponding bits?

• ANSI
• ASCII
• EBCDIC
• ISO

Right answer- ANSI